For More Weather Information:

Buffalo, NY Local Forecast Office

8NM SSW Cape Vincent NY

Marine Point Forecast

[NOTICE]

Wednesday
High: 73 °F
Water: 70 °F
S 18kt
1-2ft
Wednesday Night
Low: 68 °F
SW 23kt⇓
4ft
Thursday
High: 72 °F
W 18kt
2-3ft
Thursday Night
Low: 60 °F
WNW 17kt⇓
3ft
Friday
High: 69 °F
W 8kt
< 1ft
Friday Night
Low: 63 °F
S 9kt
< 1ft
Saturday
High: 74 °F
S 13kt
< 1ft
Saturday Night
Low: 68 °F
⇑S 19kt
3ft
Sunday
High: 73 °F
SW 14kt
2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:57 am EDT Sep 9, 2026
Forecast Valid: 2am EDT Sep 9, 2026-6pm EDT Sep 15, 2026

View Nearby Observations

Detailed Forecast

Wednesday

S wind 15 to 18 kt, with gusts as high as 24 kt. Showers, with thunderstorms also possible after 2pm. Waves 1 to 2 ft.

Wednesday Night

SW wind 20 to 23 kt becoming W 17 to 20 kt after midnight. Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 1am. Waves 2 ft building to 4 ft.

Thursday

W wind around 18 kt, with gusts as high as 25 kt. Mostly sunny. Waves 2 to 3 ft.

Thursday Night

WNW wind 14 to 17 kt becoming N 10 to 13 kt after midnight. Mostly cloudy during the early evening, then gradual clearing. Waves 3 ft subsiding to 1 ft.

Friday

NNW wind 5 to 8 kt becoming W in the afternoon. Sunny. Waves 1 ft or less.

Friday Night

SW wind 6 to 9 kt becoming S after midnight. Mostly clear. Waves 1 ft or less.

Saturday

S wind 8 to 13 kt. Sunny. Waves 1 ft or less.

Saturday Night

S wind 11 to 14 kt increasing to 16 to 19 kt in the evening. Partly cloudy. Waves 1 ft or less building to 3 ft.

Sunday

SW wind 12 to 14 kt, with gusts as high as 20 kt. A chance of showers. Waves around 2 ft.

Winds and waves higher in and near thunderstorms.

The water temperature off Cape Vincent is 73 degrees.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.